changeFavoritesProviders function
Implementation
changeFavoritesProviders(ProviderData item){
User? user = FirebaseAuth.instance.currentUser;
if (user == null)
return;
try{
if (userAccountData.userFavoritesProviders.contains(item.id)) {
userAccountData.userFavoritesProviders.remove(item.id);
FirebaseFirestore.instance.collection("provider").doc(item.id).set({
"favoritesCount": FieldValue.increment(-1),
}, SetOptions(merge:true));
}else {
userAccountData.userFavoritesProviders.add(item.id);
FirebaseFirestore.instance.collection("provider").doc(item.id).set({
"favoritesCount": FieldValue.increment(1),
}, SetOptions(merge:true));
}
FirebaseFirestore.instance.collection("listusers").doc(user.uid).set({
"userFavoritesProviders": userAccountData.userFavoritesProviders,
}, SetOptions(merge:true)).then((value2) {});
}catch(ex){
return "changeFavoritesProviders " + ex.toString();
}
return;
}